The stock bushings and ball joints on your big diesel truck aren't going to last forever, and you're going to need quality parts to swap them out with. Our friends over at MOOG excel and producing OEM-quality replacement parts, and their lineup of ball joints and nitrile rubber bushings will give your truck back a noise-free ride and prevent small suspension problems from becoming utter disasters. MOOG also has replacement pitman arms and and other hardware for Duramax trucks that replace one of the weak points in your Duramax's steering system after you add some seriously big tires.